Gralla, P. (1996). How intranets work. Ziff-Davis.
Cita Chicago (17th ed.)Gralla, Preston. How Intranets Work. Emeryville, California: Ziff-Davis, 1996.
Cita MLA (9th ed.)Gralla, Preston. How Intranets Work. Ziff-Davis, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.